Home / 22,882,897.50-31,570,709.43-12,958,427.58

Finding the Fourth Proportional to 22,882,897.50, 31,570,709.43 and 12,958,427.58

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Solution

The fourth proportional to 22,882,897.50, 31,570,709.43 and 12,958,427.58 is: 17,878,275.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,882,897.50 : 31,570,709.43 = 12,958,427.58 : x
  2. Step 2: Convert to fraction form
    22,882,897.50/31,570,709.43 = 12,958,427.58/x
  3. Step 3: Cross multiply
    22,882,897.50x = 31,570,709.43 × 12,958,427.58
  4. Step 4: Simplify right side
    22,882,897.50x = 409,106,751,797,878.06
  5. Step 5: Solve for x
    x = 409,106,751,797,878.06/22,882,897.50
  6. Step 6: Final answer
    x = 17,878,275.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.